I hereby claim:
- I am clintoncwolfe on github.
- I am clintoncwolfe (https://keybase.io/clintoncwolfe) on keybase.
- I have a public key ASCLwPLe9xbscLOqvRORhKPiZBtYwL0ddyWtCACWFUsu9Ao
To claim this, I am signing this object:
Clinton Wolfe clintoncwolfe
clintoncwolfe
/ gist:e516976981908df868180608116f5639
Created
July 5, 2016 20:01
syslog sample from failed raid5 activation
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| Jul 5 15:36:58 nimbus kernel: [ 9253.132888] device-mapper: raid: Failed to read superblock of device at position 0 | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.134314] md/raid:mdX: device dm-18 operational as raid disk 2 | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.134319] md/raid:mdX: device dm-16 operational as raid disk 1 | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.134912] md/raid:mdX: allocated 0kB | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.135073] md/raid:mdX: not enough operational devices (2/4 failed) | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.135149] RAID conf printout: | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.135154] --- level:5 rd:4 wd:2 | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.135157] disk 1, o:1, dev:dm-16 | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.135160] disk 2, o:1, dev:dm-18 | |
| Jul 5 15:36:58 nimbus kernel: [ 9253.135162] disk 3, o:1, dev:dm-20 |
clintoncwolfe
/ gist:a5a2596a2bb97a93c1ec08733e4b1627
Created
July 5, 2016 20:03
lvdisplay for 'home' LV, degraded with one PV missing
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| root@nimbus:~# lvdisplay -v nimbus-vg/home | |
| DEGRADED MODE. Incomplete RAID LVs will be processed. | |
| Using logical volume(s) on command line | |
| Wiping cache of LVM-capable devices | |
| Couldn't find device with uuid 1wf5XV-7X6v-xXcF-JGX5-FVzw-Yies-sfaEOz. | |
| Couldn't find device with uuid 1wf5XV-7X6v-xXcF-JGX5-FVzw-Yies-sfaEOz. | |
| Couldn't find device with uuid 1wf5XV-7X6v-xXcF-JGX5-FVzw-Yies-sfaEOz. | |
| Couldn't find device with uuid 1wf5XV-7X6v-xXcF-JGX5-FVzw-Yies-sfaEOz. | |
| Couldn't find device with uuid 1wf5XV-7X6v-xXcF-JGX5-FVzw-Yies-sfaEOz. | |
| Couldn't find device with uuid 1wf5XV-7X6v-xXcF-JGX5-FVzw-Yies-sfaEOz. |
clintoncwolfe
/ gist:82b97198a35f577148dc86296e554a1b
Created
July 5, 2016 20:06
dmsetup table for 'home' LV
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| root@nimbus:~# dmsetup table | grep home | |
| nimbus--vg-home_rmeta_3: 0 8192 linear 8:32 1784702976 | |
| nimbus--vg-home_rmeta_2: 0 8192 linear 8:0 1784702976 | |
| nimbus--vg-home_rmeta_1: 0 8192 linear 8:16 1784702976 | |
| nimbus--vg-home_rmeta_0: 0 8192 linear 254:11 0 | |
| nimbus--vg-home_rimage_0-missing_0_0: 0 69910528 error | |
| nimbus--vg-home_rmeta_0-missing_0_0: 0 8192 error | |
| nimbus--vg-home_rimage_3: 0 69910528 linear 8:32 1784711168 | |
| nimbus--vg-home_rimage_2: 0 69910528 linear 8:0 1784711168 | |
| nimbus--vg-home_rimage_1: 0 69910528 linear 8:16 1784711168 |
clintoncwolfe
/ 32-bit howl compile failure
Created
August 9, 2016 21:35
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| [root@omnios-vagrant howl]# gcc --version | |
| gcc (GCC) 4.8.1 | |
| Copyright (C) 2013 Free Software Foundation, Inc. | |
| This is free software; see the source for copying conditions. There is NO | |
| warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | |
| [root@omnios-vagrant howl]# pkg list erlang | |
| NAME (PUBLISHER) VERSION IFO | |
| omniti/runtime/erlang (ms.omniti.com) 17.4.0-0.151014 i-- | |
| [root@omnios-vagrant howl]# cksum rebar3 |
clintoncwolfe
/ 64-bit build unused vars
Created
August 9, 2016 21:39
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| [root@omnios-vagrant howl]# ISALIST=amd64 CFLAGS=-m64 LDFLAGS=-m64 ./rebar3 compile | |
| ===> Fetching rebar3_cuttlefish ({pkg,<<"rebar3_cuttlefish">>, | |
| <<"0.11.0">>}) | |
| ===> Downloaded package, caching at /root/.cache/rebar3/hex/default/packages/rebar3_cuttlefish-0.11.0.tar | |
| ===> Fetching cuttlefish ({pkg,<<"cuttlefish">>,<<"2.0.7">>}) | |
| ===> Downloaded package, caching at /root/.cache/rebar3/hex/default/packages/cuttlefish-2.0.7.tar | |
| ===> Fetching getopt ({pkg,<<"getopt">>,<<"0.8.2">>}) | |
| ===> Downloaded package, caching at /root/.cache/rebar3/hex/default/packages/getopt-0.8.2.tar | |
| ===> Fetching lager ({pkg,<<"lager">>,<<"3.0.2">>}) | |
| ===> Downloaded package, caching at /root/.cache/rebar3/hex/default/packages/lager-3.0.2.tar |
clintoncwolfe
/ Made it to hdr_histogram
Created
August 9, 2016 21:56
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| ===> Port Cmd: /opt/gcc-4.8.1/bin/gcc -c -D_REENTRANT -m64 -m64 -O3 -std=c99 -g -Wall -fPIC -MMD -I"/opt/omni/lib/amd64/erlang/lib/erl_interface-3.7.20/include" -I"/opt/omni/lib/amd64/erlang/erts-6.3/include" /vagrant/build/howl/_build/default/lib/hdr_histogram/c_src/hdr_histogram_nif.c -o /vagrant/build/howl/_build/default/lib/hdr_histogram/c_src/hdr_histogram_nif.o | |
| Port Opts: [{env,[{"A__z","\"*SHLVL"}, | |
| {"BINDIR","/opt/omni/lib/amd64/erlang/erts-6.3/bin"}, | |
| {"CC","/opt/gcc-4.8.1/bin/gcc"}, | |
| {"CFLAGS","-D_REENTRANT -m64 -m64 -O3 -std=c99"}, | |
| {"CXX","c++"}, | |
| {"CXXFLAGS","-D_REENTRANT -m64 "}, | |
| {"DEBUG","1"}, | |
| {"DRV_CC_TEMPLATE", | |
| "/opt/gcc-4.8.1/bin/gcc -c -D_REENTRANT -m64 -m64 -O3 -std=c99 -g -Wall -fPIC -MMD -I\"/opt/omni/lib/amd64/erlang/lib/erl_interface-3.7.20/include\" -I\"/opt/omni/lib/amd64/erlang/erts-6.3/include\" $PORT_IN_FILES -o $PORT_OUT_FILE"}, |
clintoncwolfe
/ Silent compile fail?
Created
August 9, 2016 22:01
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| [root@omnios-vagrant hdr_histogram]# /opt/gcc-4.8.1/bin/gcc -c -D_REENTRANT -m64 -m64 -O3 -std=c99 -g -Wall -fPIC -MMD -I"/opt/omni/lib/amd64/erlang/lib/erl_interface-3.7.20/include" -I"/opt/omni/lib/amd64/erlang/erts-6.3/include" /vagrant/build/howl/_build/default/lib/hdr_histogram/c_src/hdr_histogram_nif.c -o /vagrant/build/howl/_build/default/lib/hdr_histogram/c_src/hdr_histogram_nif.o | |
| [root@omnios-vagrant hdr_histogram]# echo $? | |
| 1 | |
| [root@omnios-vagrant hdr_histogram]# pwd | |
| /vagrant/build/howl/_build/default/lib/hdr_histogram |
clintoncwolfe
/ libsnarlmatch illegal var use
Created
August 9, 2016 22:13
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| ===> Compiling libsnarlmatch | |
| ===> run_hooks("/vagrant/build/snarl/_build/default/lib/libsnarlmatch", pre_hooks, compile) -> no hooks defined | |
| ===> run_hooks("/vagrant/build/snarl/_build/default/lib/libsnarlmatch", pre_hooks, erlc_compile) -> no hooks defined | |
| ===> erlopts [debug_info,debug_info,warnings_as_errors] | |
| ===> files to compile ["/vagrant/build/snarl/_build/default/lib/libsnarlmatch/src/libsnarlmatch.erl", | |
| "/vagrant/build/snarl/_build/default/lib/libsnarlmatch/src/libsnarlmatch_tree.erl"] | |
| ===> Compiling _build/default/lib/libsnarlmatch/src/libsnarlmatch_tree.erl failed | |
| _build/default/lib/libsnarlmatch/src/libsnarlmatch_tree.erl:88: illegal use of variable 'E' in map |
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| DEVOPS WEEKLY | |
| ISSUE #346 - 13th August 2017 | |
| Some solid advanced topics this week, with in-depth articles on packaging, code repository organisation and observability, and a discussion of immutable infrastructure featuring yours truly. | |
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